Onde mecanique progressive : relation independante du temps entre Y(t) et sa vitesse ;)

How old are you

⏱ 1min 👁 14

my classroom

⏱ 1min 👁 11

days of the week

👁 13

My family

⏱ 1min 👁 9

Qu'elle est jolie la Tunisie

⏱ 1min 👁 10

Hello hi

⏱ 1min 👁 11

Glad

👁 9

I'm from Tunisia

👁 10

Numbers

👁 11

Ma maison

👁 9

Joli coucou

⏱ 1min 👁 11

Trois petits lapins

⏱ 1min 👁 9

Go to school

⏱ 1min 👁 10

school bag

⏱ 1min 👁 11

Your name

👁 11